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70ef8692a1
Use a set instead of dict with values equal to one.
94 lines
2.0 KiB
Python
Executable File
94 lines
2.0 KiB
Python
Executable File
#! /usr/bin/env python
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"""Keywords (from "graminit.c")
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This file is automatically generated; please don't muck it up!
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To update the symbols in this file, 'cd' to the top directory of
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the python source tree after building the interpreter and run:
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python Lib/keyword.py
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"""
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__all__ = ["iskeyword", "kwlist"]
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kwlist = [
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#--start keywords--
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'and',
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'assert',
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'break',
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'class',
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'continue',
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'def',
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'del',
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'elif',
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'else',
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'except',
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'exec',
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'finally',
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'for',
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'from',
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'global',
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'if',
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'import',
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'in',
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'is',
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'lambda',
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'not',
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'or',
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'pass',
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'print',
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'raise',
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'return',
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'try',
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'while',
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'yield',
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#--end keywords--
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]
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iskeyword = frozenset(kwlist).__contains__
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def main():
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import sys, re
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args = sys.argv[1:]
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iptfile = args and args[0] or "Python/graminit.c"
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if len(args) > 1: optfile = args[1]
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else: optfile = "Lib/keyword.py"
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# scan the source file for keywords
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fp = open(iptfile)
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strprog = re.compile('"([^"]+)"')
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lines = []
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while 1:
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line = fp.readline()
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if not line: break
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if line.find('{1, "') > -1:
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match = strprog.search(line)
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if match:
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lines.append(" '" + match.group(1) + "',\n")
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fp.close()
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lines.sort()
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# load the output skeleton from the target
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fp = open(optfile)
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format = fp.readlines()
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fp.close()
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# insert the lines of keywords
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try:
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start = format.index("#--start keywords--\n") + 1
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end = format.index("#--end keywords--\n")
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format[start:end] = lines
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except ValueError:
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sys.stderr.write("target does not contain format markers\n")
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sys.exit(1)
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# write the output file
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fp = open(optfile, 'w')
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fp.write(''.join(format))
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fp.close()
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if __name__ == "__main__":
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main()
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